remove dead file

CMakeSettings.json

@@ -1,28 +0,0 @@
-{
-  "configurations": [
-    {
-      "name": "x64-Debug",
-      "generator": "Ninja",
-      "configurationType": "Debug",
-      "inheritEnvironments": [ "msvc_x64_x64" ],
-      "buildRoot": "${env.USERPROFILE}\\CMakeBuilds\\${workspaceHash}\\build\\${name}",
-      "installRoot": "${env.USERPROFILE}\\CMakeBuilds\\${workspaceHash}\\install\\${name}",
-      "cmakeCommandArgs": "",
-      "buildCommandArgs": "-v",
-      "ctestCommandArgs": "",
-      "variables": []
-    },
-    {
-      "name": "x64-Release",
-      "generator": "Ninja",
-      "configurationType": "RelWithDebInfo",
-      "buildRoot": "${env.USERPROFILE}\\CMakeBuilds\\${workspaceHash}\\build\\${name}",
-      "installRoot": "${env.USERPROFILE}\\CMakeBuilds\\${workspaceHash}\\install\\${name}",
-      "cmakeCommandArgs": "",
-      "buildCommandArgs": "-v",
-      "ctestCommandArgs": "",
-      "inheritEnvironments": [ "msvc_x64_x64" ],
-      "variables": []
-    }
-  ]
-}